/*
 * Copyright (c) 1997, 2023, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation. Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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#include "memory/allocation.hpp"
#include "runtime/os.hpp"


namespace svm_container {

char* AllocateHeap(size_t size,
                   MemTag mem_tag,
                   AllocFailType alloc_failmode /* = AllocFailStrategy::EXIT_OOM*/) {
  // Note that we do not use AllocFailType. Instead, we always just return the value that the OS returns.
  // If it is null, we will run into a segfault which is the best that we can do because we must not call
  // exit or abort on the C++ side.
  return (char*)os::malloc(size, mem_tag);
}

char* ReallocateHeap(char* old,
                    size_t size,
                    MemTag mem_tag,
                    AllocFailType alloc_failmode) {
  return (char*) os::realloc(old, size, mem_tag);
}

// handles null pointers
void FreeHeap(void* p) {
  os::free(p);
}

} // namespace svm_container

